A large new study offers clues about how lower-income children can rise up the economic ladder.
There seem to be three main mechanisms by which cross-class friendships can increase a person’s chances of escaping poverty, Chetty told me.
The first is raised ambition: Social familiarity can give people a clearer sense of what’s possible. The second is basic information, such as how to apply to college and for financial aid. The third is networking, such as getting a recommendation for an internship.